package inner;
class OuterClass{
    public int data1;
    public int data2;
    public static int data3;
    public void test(){
        System.out.println("OuterClass::test()");
    }
    //实例内部类
    class InnerClass{
        public int data4;
        public int data5;
        public void func(){
            System.out.println("InnerClass::func");
        }
    }
}
public class Test {

}
